Question 1

All of the following pertain to herpes simplex-1 (HSV-1), except:

Accepted Answer

A) it causes gingivostomatitis. 
B) it causes cold sores and herpes keratitis. 
C) it is latent in the lumbosacral spinal nerve ganglia. 
D) it is transmitted by mucous membrane contact with lesions. 
E) it causes herpetic whitlow in health-care workers. 
A) it causes gingivostomatitis. 
B) it causes cold sores and herpes keratitis. 
C) it is latent in the lumbosacral spinal nerve ganglia. 
D) it is transmitted by mucous membrane contact with lesions. 
E) it causes herpetic whitlow in health-care workers.

Question 2

Compare and contrast chickenpox and shingles, and explain the underlying reasons for their differences in pathogenesis.

Accepted Answer

Chickenpox and shingles are both caused

Question 3

Cytomegalovirus:

Accepted Answer

A) is among the most common of human infections. 
B) is transmitted by saliva, respiratory mucus, milk, urine, semen, and cervical secretions. 
C) can be sexually transmitted. 
D) is commonly carried in the latent state. 
E) All of the choices are correct. 
A) is among the most common of human infections. 
B) is transmitted by saliva, respiratory mucus, milk, urine, semen, and cervical secretions. 
C) can be sexually transmitted. 
D) is commonly carried in the latent state. 
E) All of the choices are correct.

Question 4

The only body fluid that can transmit hepatitis B virus is blood.

Accepted Answer

A) True 
 B)False

Question 5

Adenoviruses cause an inflammation of the conjunctiva and cornea called _____.

Accepted Answer

keratoconj

Question 6

The oral cavity infection called _____ occurs when herpetic vesicles cover the oral mucosa, tongue, cheeks, and lips.

Accepted Answer

The answer of The oral cavity infection called _____ occurs...

Question 7

Parvovirus B19 causes a fatal anemia in the fetus.

Accepted Answer

A) True 
 B)False

Question 8

Adenoviruses are:

Accepted Answer

A) nonenveloped, double-stranded, DNA viruses. 
B) transmitted by respiratory and ocular secretions. 
C) causes of conjunctivitis, common cold, and an acute hemorrhagic cystitis in children. 
D) causes of outbreaks among military recruits. 
E) All of the choices are correct. 
A) nonenveloped, double-stranded, DNA viruses. 
B) transmitted by respiratory and ocular secretions. 
C) causes of conjunctivitis, common cold, and an acute hemorrhagic cystitis in children. 
D) causes of outbreaks among military recruits. 
E) All of the choices are correct.

Question 9

Polyomaviruses:

Accepted Answer

A) cause common asymptomatic to mild infections. 
B) cause progressive multifocal leukoencephalopathy. 
C) cause problems in renal transplant patients. 
D) include the JC virus and BK virus. 
E) All of the choices are correct. 
A) cause common asymptomatic to mild infections. 
B) cause progressive multifocal leukoencephalopathy. 
C) cause problems in renal transplant patients. 
D) include the JC virus and BK virus. 
E) All of the choices are correct.

Question 10

A virus that causes congenital defects and developmental problems is known as _________.

Accepted Answer

The answer of A virus that causes congenital defects and...

Question 11

Compare and contrast Hepatitis B virus, Hepatitis A virus, and Hepatitis C virus with regard to: a) virus characteristics, b) reservoir, c) transmission, d) incubation, e) symptoms, f) complications, and g) immunization.

Accepted Answer

a) Virus characteristics:
- Hepatitis B

Question 12

Herpes simplex-2 (HSV-2) causes:

Accepted Answer

A) genital lesions. 
B) intensely sensitive vesicles on or near the genitals. 
C) symptoms that include urethritis, cervicitis, and itching. 
D) infection in neonates that have contact with lesions in the birth canal. 
E) All of the choices are correct. 
A) genital lesions. 
B) intensely sensitive vesicles on or near the genitals. 
C) symptoms that include urethritis, cervicitis, and itching. 
D) infection in neonates that have contact with lesions in the birth canal. 
E) All of the choices are correct.

Question 13

Chickenpox is caused by a poxvirus.

Accepted Answer

A) True 
 B)False

Question 14

When bilirubin accumulates in the blood and tissues, it causes:

Accepted Answer

A) shock. 
B) hypotension. 
C) swelling of the legs. 
D) jaundice. 
E) gangrene. 
A) shock. 
B) hypotension. 
C) swelling of the legs. 
D) jaundice. 
E) gangrene.

Question 15

All warts caused by human papillomaviruses are linked to cancers.

Accepted Answer

A) True 
 B)False

Question 16

Herpes whitlow is a deep set herpes simplex virus infection of the:

Accepted Answer

A) nasal mucosa. 
B) finger. 
C) oral mucosa and tongue. 
D) eye. 
E) newborn. 
A) nasal mucosa. 
B) finger. 
C) oral mucosa and tongue. 
D) eye. 
E) newborn.

Question 17

Human herpesvirus 6 (HHV-6) has the following characteristics, except:

Accepted Answer

A) it replicates in T lymphocytes, macrophages, and salivary gland tissue. 
B) it causes roseola in infants. 
C) it appears as a mononucleosis-like illness in adults. 
D) it causes Kaposi's sarcoma. 
E) it is transmitted by saliva. 
A) it replicates in T lymphocytes, macrophages, and salivary gland tissue. 
B) it causes roseola in infants. 
C) it appears as a mononucleosis-like illness in adults. 
D) it causes Kaposi's sarcoma. 
E) it is transmitted by saliva.

Question 18

Which of the following viruses is an RNA virus that causes many cases of transfusion hepatitis?

Accepted Answer

A) Hepatitis C virus (HCV) 
B) Hepatitis B virus (HBV) 
C) Adenovirus 
D) Epstein Barr Virus (EBV) 
E) Cytomegalovirus (CMV) 
A) Hepatitis C virus (HCV) 
B) Hepatitis B virus (HBV) 
C) Adenovirus 
D) Epstein Barr Virus (EBV) 
E) Cytomegalovirus (CMV)

Question 19

Which is incorrect about Parvoviruses?

Accepted Answer

A) They cause several diseases in dogs, cats, and other mammals. 
B) They are-single stranded DNA viruses. 
C) They cannot be transmissible to the fetus. 
D) They cause a disease known as fifth disease. 
E) Parvovirus B19 causes erythema infectiosum 
A) They cause several diseases in dogs, cats, and other mammals. 
B) They are-single stranded DNA viruses. 
C) They cannot be transmissible to the fetus. 
D) They cause a disease known as fifth disease. 
E) Parvovirus B19 causes erythema infectiosum

Question 20

Varicella-zoster virus:

Accepted Answer

A) uses the respiratory epithelium as its portal of entry. 
B) becomes latent in dorsal root ganglia that serve specific dermatomes. 
C) has humans as its reservoir. 
D) causes chickenpox and shingles. 
E) All of the choices are correct. 
A) uses the respiratory epithelium as its portal of entry. 
B) becomes latent in dorsal root ganglia that serve specific dermatomes. 
C) has humans as its reservoir. 
D) causes chickenpox and shingles. 
E) All of the choices are correct.

Exam 24: Introduction to Viruses That Infect Humans: the Dna Viruses

All of the following pertain to herpes simplex-1 (HSV-1), except:

Compare and contrast chickenpox and shingles, and explain the underlying reasons for their differences in pathogenesis.

Cytomegalovirus:

The only body fluid that can transmit hepatitis B virus is blood.

Adenoviruses cause an inflammation of the conjunctiva and cornea called _____.

The oral cavity infection called _____ occurs when herpetic vesicles cover the oral mucosa, tongue, cheeks, and lips.

Parvovirus B19 causes a fatal anemia in the fetus.

Adenoviruses are:

Polyomaviruses:

A virus that causes congenital defects and developmental problems is known as _________.

Compare and contrast Hepatitis B virus, Hepatitis A virus, and Hepatitis C virus with regard to: a) virus characteristics, b) reservoir, c) transmission, d) incubation, e) symptoms, f) complications, and g) immunization.

Herpes simplex-2 (HSV-2) causes:

Chickenpox is caused by a poxvirus.

When bilirubin accumulates in the blood and tissues, it causes:

All warts caused by human papillomaviruses are linked to cancers.

Herpes whitlow is a deep set herpes simplex virus infection of the:

Human herpesvirus 6 (HHV-6) has the following characteristics, except:

Which of the following viruses is an RNA virus that causes many cases of transfusion hepatitis?

Which is incorrect about Parvoviruses?

Varicella-zoster virus:

The Main Themes of Microbiology

The Chemistry of Biology

Tools of the Laboratory: Methods of Studying Microorganisms

A Survey of Prokaryotic Cells and Microorganisms

A Survey of Eukaryotic Cells and Microorganisms

An Introduction to Viruses

Microbial Nutrition, Ecology, and Growth

An Introduction to Microbial Metabolism: the Chemical Crossroads of Life

An Introduction to Microbial Genetics

Genetic Engineering: a Revolution in Molecular Biology

Physical and Chemical Agents for Microbial Control

Drugs, Microbes, Host-The Elements of Chemotherapy

Microbe-Human Interactions: Infection, Disease, and Epidemiology

An Introduction to Host Defenses and Innate Immunities

Adaptive, Specific Immunity and Immunization

Disorders in Immunity

Procedures for Identifying Pathogens and Diagnosing Infections

The Gram-Positive and Gram-Negative Cocci of Medical Importance

The Gram-Positive Bacilli of Medical Importance

The Gram-Negative Bacilli of Medical Importance

Miscellaneous Bacterial Agents of Disease

The Fungi of Medical Importance

The Parasites of Medical Importance

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

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